... drilling point, bugle head, phillips drive, coarse/fine Thread Drywall Screw Material:C1022 Main Feature:with drilling point, bugle ... or bulk packing in 15-20kg cartons with pallets Drywall screws black phosphate bugle head fine/coarse thread SizeWeight ... 200, 500, 700, 1000Black phosphate bugle head fine thread drywall screwsDrywall Screw Material:C1022Main Feature:with drilling point, bugle head ...